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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/*
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* gstvaapiutils.c - VA-API utilities
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*
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* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "gstvaapiutils.h"
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#include <stdio.h>
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#include <stdarg.h>
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/* Debug output */
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void vaapi_dprintf(const char *format, ...)
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{
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va_list args;
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va_start(args, format);
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fprintf(stdout, "[GstVaapi] ");
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vfprintf(stdout, format, args);
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va_end(args);
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}
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/* Check VA status for success or print out an error */
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int vaapi_check_status(VAStatus status, const char *msg)
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{
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if (status != VA_STATUS_SUCCESS) {
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vaapi_dprintf("%s: %s\n", msg, vaErrorStr(status));
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return 0;
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}
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return 1;
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}
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/* Return a string representation of a FOURCC */
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const char *string_of_FOURCC(guint32 fourcc)
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{
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static int buf;
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static char str[2][5]; // XXX: 2 buffers should be enough for most purposes
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buf ^= 1;
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str[buf][0] = fourcc;
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str[buf][1] = fourcc >> 8;
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str[buf][2] = fourcc >> 16;
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str[buf][3] = fourcc >> 24;
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str[buf][4] = '\0';
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return str[buf];
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}
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/* Return a string representation of a VAProfile */
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const char *string_of_VAProfile(VAProfile profile)
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{
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switch (profile) {
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#define PROFILE(profile) \
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case VAProfile##profile: return "VAProfile" #profile
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PROFILE(MPEG2Simple);
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PROFILE(MPEG2Main);
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PROFILE(MPEG4Simple);
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PROFILE(MPEG4AdvancedSimple);
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PROFILE(MPEG4Main);
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PROFILE(H264Baseline);
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PROFILE(H264Main);
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PROFILE(H264High);
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PROFILE(VC1Simple);
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PROFILE(VC1Main);
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PROFILE(VC1Advanced);
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#undef PROFILE
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default: break;
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}
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return "<unknown>";
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}
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/* Return a string representation of a VAEntrypoint */
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const char *string_of_VAEntrypoint(VAEntrypoint entrypoint)
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{
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switch (entrypoint) {
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#define ENTRYPOINT(entrypoint) \
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case VAEntrypoint##entrypoint: return "VAEntrypoint" #entrypoint
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ENTRYPOINT(VLD);
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ENTRYPOINT(IZZ);
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ENTRYPOINT(IDCT);
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ENTRYPOINT(MoComp);
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ENTRYPOINT(Deblocking);
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#undef ENTRYPOINT
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default: break;
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}
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return "<unknown>";
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}
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